public FileExplorerViewModel(string initialDirectory) : base(initialDirectory)
{
RootPath = new NotifyingProperty <string>(
(oldS, newS) => { if (newS.Trim() != oldS)
{
SetPath(newS);
}
},
initialDirectory
);
DragDropRootPath = new DragAndDropHandler(x => true, SetRootPathAndCaretIndex);
SelectedItem = new NotifyingProperty <FileSystemEntityViewModel>(x => {
SelectedIndex = x == null ? -1 : GetItems(this).Select((e, i) => new { I = i, E = e }).First(z => z.E == x).I;
});
_refreshTimer.Interval = TimeSpan.FromMilliseconds(100);
_refreshTimer.Tick += _refreshTimer_Tick;
InteractCommand = new ChainCommand(
InteractCommand,
x => {
if (IsExpanded.Value)
{
_refreshTimer.Start();
}
else
{
_refreshTimer.Stop();
}
}
);
KeyPressHandler = new KeyPressHandler(KeyPressed);
PathBoxLostFocusCommand = new RelayCommand(x => PathBoxHasFocus.Value = false);
PathBoxGotFocusCommand = new RelayCommand(x => {
DeselectItem();
PathBoxHasFocus.Value = true;
if (_updatePathBoxCaretIndex)
{
var arg = (RoutedEventArgs)x;
SetCaretIndex((TextBox)arg.Source);
}
_updatePathBoxCaretIndex = false;
});
PathBoxTextChangedCommand = new RelayCommand(
x => {
var arg = (TextChangedEventArgs)x;
SetCaretIndex((TextBox)arg.Source);
},
x => _updatePathBoxCaretIndex
);
FavoriteSelectedCommand = new RelayCommand(
x => SetRootPathAndCaretIndex((string)x)
);
}
public FileExplorerViewModel(string initialDirectory) : base(initialDirectory) {
RootPath = new NotifyingProperty<string>(
(oldS, newS) => { if(newS.Trim() != oldS) SetPath(newS); },
initialDirectory
);
DragDropRootPath = new DragAndDropHandler(x => true, SetRootPathAndCaretIndex);
SelectedItem = new NotifyingProperty<FileSystemEntityViewModel>(x => {
SelectedIndex = x == null ? -1 : GetItems(this).Select((e, i) => new { I = i, E = e }).First(z => z.E == x).I;
});
_refreshTimer.Interval = TimeSpan.FromMilliseconds(100);
_refreshTimer.Tick += _refreshTimer_Tick;
InteractCommand = new ChainCommand(
InteractCommand,
x => {
if(IsExpanded.Value) _refreshTimer.Start();
else _refreshTimer.Stop();
}
);
KeyPressHandler = new KeyPressHandler(KeyPressed);
PathBoxLostFocusCommand = new RelayCommand(x => PathBoxHasFocus.Value = false);
PathBoxGotFocusCommand = new RelayCommand(x => {
DeselectItem();
PathBoxHasFocus.Value = true;
if(_updatePathBoxCaretIndex) {
var arg = (RoutedEventArgs)x;
SetCaretIndex((TextBox)arg.Source);
}
_updatePathBoxCaretIndex = false;
});
PathBoxTextChangedCommand = new RelayCommand(
x => {
var arg = (TextChangedEventArgs)x;
SetCaretIndex((TextBox)arg.Source);
},
x => _updatePathBoxCaretIndex
);
FavoriteSelectedCommand = new RelayCommand(
x => SetRootPathAndCaretIndex((string)x)
);
}
public KeyBindingViewModel(KeyBinding binding, Action<KeyBinding, KeyBinding> bindingChangedCallback, Action<KeyBindingViewModel> deleteBindingCallback)
{
_currentBinding = binding;
_bindingChangedCallback = bindingChangedCallback;
KeyPressHandler = new KeyPressHandler(
KeyPressed,
keyDownCanExecute: x => IsEditingBinding.Value,
keyUpCanExecute: x => IsEditingBinding.Value
);
Keys = new NotifyingProperty<HashSet<Key>>(_currentBinding.Keys);
PathOrLiteral = new NotifyingProperty<string>(x => CommitChanges(), (binding as LuaKeyBinding)?.PathOrLiteral);
ExecuteOnKeyUp = new NotifyingProperty<bool>(
x => {
if(IsEditingBinding.Value) EndEditBinding();
else CommitChanges();
},
_currentBinding.ExecuteOnKeyUp
);
ExecuteOnKeyDown = new NotifyingProperty<bool>(
x => {
if(!x) RepeatOnKeyDown.Value = x;
else if(IsEditingBinding.Value) EndEditBinding();
else CommitChanges();
},
_currentBinding.ExecuteOnKeyDown
);
RepeatOnKeyDown = new NotifyingProperty<bool>(
x => {
if (x) ExecuteOnKeyDown.Value = x;
else if(IsEditingBinding.Value) EndEditBinding();
else CommitChanges();
},
_currentBinding.RepeatOnKeyDown
);
IsEditingBinding = new NotifyingProperty<bool>();
StartEditingCommand = new RelayCommand(x => StartEditBinding());
EndEditingCommand = new RelayCommand(x => EndEditBinding());
if (deleteBindingCallback != null) DeleteBindingCommand = new RelayCommand(x => deleteBindingCallback(this));
PathOrLiteralGotFocusCommand = new RelayCommand(x => PathOrLiteralIsFocused.Value = true);
PathOrLiteralLostFocusCommand = new RelayCommand(x => PathOrLiteralIsFocused.Value = false);
DragDrop = new DragAndDropHandler(AllowDrop, Drop);
LostKeyboardFocusCommand = new RelayCommand(x => KeyPressHandler.ClearPressedKeys());
}
private bool KeyPressed(IReadOnlyList <Key> arg)
{
if (arg.Count == 1)
{
switch (arg[0])
{
case Key.Escape:
KeyPressHandler.ClearPressedKeys();
Keys.Value = _currentBinding.Keys;
EndEditBinding();
return(true);
case Key.Enter:
KeyPressHandler.ClearPressedKeys();
EndEditBinding();
return(true);
}
}
Keys.Value = new HashSet <Key>(arg);
return(true);
}
public KeyBindingViewModel(KeyBinding binding, Action <KeyBinding, KeyBinding> bindingChangedCallback, Action <KeyBindingViewModel> deleteBindingCallback)
{
_currentBinding = binding;
_bindingChangedCallback = bindingChangedCallback;
KeyPressHandler = new KeyPressHandler(
KeyPressed,
keyDownCanExecute: x => IsEditingBinding.Value,
keyUpCanExecute: x => IsEditingBinding.Value
);
Keys = new NotifyingProperty <HashSet <Key> >(_currentBinding.Keys);
PathOrLiteral = new NotifyingProperty <string>(x => CommitChanges(), (binding as LuaKeyBinding)?.PathOrLiteral);
ExecuteOnKeyUp = new NotifyingProperty <bool>(
x => {
if (IsEditingBinding.Value)
{
EndEditBinding();
}
else
{
CommitChanges();
}
},
_currentBinding.ExecuteOnKeyUp
);
ExecuteOnKeyDown = new NotifyingProperty <bool>(
x => {
if (!x)
{
RepeatOnKeyDown.Value = x;
}
else if (IsEditingBinding.Value)
{
EndEditBinding();
}
else
{
CommitChanges();
}
},
_currentBinding.ExecuteOnKeyDown
);
RepeatOnKeyDown = new NotifyingProperty <bool>(
x => {
if (x)
{
ExecuteOnKeyDown.Value = x;
}
else if (IsEditingBinding.Value)
{
EndEditBinding();
}
else
{
CommitChanges();
}
},
_currentBinding.RepeatOnKeyDown
);
IsEditingBinding = new NotifyingProperty <bool>();
StartEditingCommand = new RelayCommand(x => StartEditBinding());
EndEditingCommand = new RelayCommand(x => EndEditBinding());
if (deleteBindingCallback != null)
{
DeleteBindingCommand = new RelayCommand(x => deleteBindingCallback(this));
}
PathOrLiteralGotFocusCommand = new RelayCommand(x => PathOrLiteralIsFocused.Value = true);
PathOrLiteralLostFocusCommand = new RelayCommand(x => PathOrLiteralIsFocused.Value = false);
DragDrop = new DragAndDropHandler(AllowDrop, Drop);
LostKeyboardFocusCommand = new RelayCommand(x => KeyPressHandler.ClearPressedKeys());
}